Teen-age gang leaders Passion and Little Sister are released from prison,only to find that their gang the Slags have disbanded due to rival gang,the Hawaiians,who wear garlands and drink Pina Coladas. The psychotic Slags regroup for a showdown with the Hawaiians at the local swimming pool but matters are complicated when Little Sister falls in love with Hawaiians leader Ricky,though this does effect a truce - well,almost. -